Home / 3,142.91-4,334.43-2,395.08

Finding the Fourth Proportional to 3,142.91, 4,334.43 and 2,395.08

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Solution

The fourth proportional to 3,142.91, 4,334.43 and 2,395.08 is: 3,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.91 : 4,334.43 = 2,395.08 : x
  2. Step 2: Convert to fraction form
    3,142.91/4,334.43 = 2,395.08/x
  3. Step 3: Cross multiply
    3,142.91x = 4,334.43 × 2,395.08
  4. Step 4: Simplify right side
    3,142.91x = 10,381,306.60
  5. Step 5: Solve for x
    x = 10,381,306.60/3,142.91
  6. Step 6: Final answer
    x = 3,303.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.